four-by-two

noun

1. a piece of timber with a cross section that measures 4 inches by 2 inches

Example Sentences

“You can stack them on top of each other to give yourself more shelf space,” she told us, adding that the four-by-two and six-by-three sizes fit in almost all cabinets.

From The Verge

He was a murderer—killed 52,000 people once because somebody looked into that four-by-two box that he thought so much of.

From Project Gutenberg